/* check hit with all missiles in a missile list (linked list),
* return 1 if finally destroyed by missiles; 0 otherwise
*/
int LazerEnemy::CheckHit(MissileList &missiles) {
if (!alive)
return -1;
/* get the head of list */
MissileNode *node = missiles.getFront();
/* traverse the missiles in the list and check for hit */
while (node) {
/* typeof(node->dat) is Missile* */
if (this->Plane::CheckHit(node->dat) ||
arm.CheckHit(node->dat)) {
/* if hit by a missile, the enemy get hurt :( */
life -= node->dat->getPower();
/* the missile will disappear after collision, unless it's laser */
if (node->dat->getType() != LASER)
node = missiles.Delete(node);
else
node = node->next;
/* check for early termination, return 1 if destroyed */
if (life <= 0) return 1;
} else {
node = node->next;
}
}
/* if we get here, then enemy is not destroyed */
return 0;
}
int main(){
Vector2 startPosition(300, 500);
Vector2 startDirection(0, -1);
/* This list is used to store all user emmitted active missiles */
MissileList enemy2Missiles;
MissileList playerMissiles;
/* Create the thunder */
Thunder thunder(startPosition, startDirection);
thunder.setVelocity(5);
thunder.SwitchWeapon(BULLET, playerMissiles);
Plane *player;
player = &thunder;
/* Create the boss */
LazerEnemy enemy2(Vector2(300, 0), Vector2(0,1));
enemy2.Init(enemy2Missiles);
enemy2.setVelocity(15);
Plane *enemy;
enemy = &enemy2;
FsOpenWindow(0,0,WINDOW_WID,WINDOW_HEI,1);
glClearColor(0.1, 0.1, 0.1, 1);
bool running = true;
int i = 0;
int cntDown = 0;
while(running)
{
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
FsPollDevice();
int key=FsInkey();
int lb, mb, rb, mx, my;
int mouse = FsGetMouseEvent(lb, mb, rb, mx, my);
if(FSKEY_ESC==key) {
running=false;
break;
} else if (FSKEY_UP == key) {
/* UP for power up */
((Thunder *)player)->PowerUp(playerMissiles);
}
if (FSMOUSEEVENT_RBUTTONDOWN == mouse) {
/* Right click for switch between 3 types of weapons */
i = (i+1) % 3;
((Thunder *)player)->SwitchWeapon((MissileType)i, playerMissiles);
}
/* Thunder: shoot and cool down weapon. */
player->Shoot(mouse, playerMissiles);
player->CoolDown();
/* Thunder: move and draw. */
player->Move(1.0);
player->Draw();
/* Draw the enemy */
enemy->Aim(player);
printf("before move\n");
enemy->Move(0.4);
printf("after move\n");
enemy->Draw();
/* Enemy fire */
((LazerEnemy *)enemy)->Shoot(enemy2Missiles);
enemy->CoolDown();
if (enemy->CheckHit(playerMissiles) == 1) {
((LazerEnemy *)enemy)->Disappear(enemy2Missiles);
cntDown = 100;
}
/* Stay for a while after boss die */
if (cntDown > 0) {
cntDown--;
if (cntDown == 0)
running = false;
}
/* traverse the missiles list, move missile */
MissileNode *node;
node = enemy2Missiles.getFront();
while(node) {
node->dat->Move(1.0);
if (!node->dat->CheckInWindow()) {
node = enemy2Missiles.Delete(node);
} else {
node = node->next;
}
}
node = playerMissiles.getFront();
while(node) {
node->dat->Move(1.0);
if (!node->dat->CheckInWindow()) {
node = playerMissiles.Delete(node);
} else {
node = node->next;
}
}
FOR_EACH(node, enemy2Missiles) {
node->dat->Draw();
}
FOR_EACH(node, playerMissiles) {
node->dat->Draw();
}
PrintPower(((LazerEnemy *)enemy)->getLife());
FsSwapBuffers();
FsSleep(25);
}
return 0;
}
int main(void)
{
Vector2 bulletV(0, -10);
Vector2 cannonV(0, -20);
Vector2 laserV(0, -1);
Vector2 bulletPosition(300, 400);
Vector2 laserPosition(100, 400);
Vector2 cannonPosition(200, 400);
Vector2 velocity(1, 1);
MissileList missiles;
Missile *missile;
MissileNode *laser = NULL;
int laserReload = 0;
int cannonReload = 0;
int bulletReload = 0;
int firing = 0;
srand(time(NULL));
FsOpenWindow(0,0,600, 800,1);
glClearColor(0, 0, 0, 1);
bool running = true;
while(running)
{
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
FsPollDevice();
int key=FsInkey();
int lb, mb, rb, mx, my;
int mouse = FsGetMouseEvent(lb, mb, rb, mx, my);
if(FSKEY_ESC==key)
{
running=false;
}
if(FsGetKeyState(FSKEY_UP))
{
bulletV.rotate(0.05);
cannonV.rotate(0.05);
laserV.rotate(0.05);
}
if(FsGetKeyState(FSKEY_DOWN))
{
bulletV.rotate(-0.05);
cannonV.rotate(-0.05);
laserV.rotate(-0.05);
}
if(FSMOUSEEVENT_LBUTTONDOWN == mouse) {
firing = 1;
} else if (FSMOUSEEVENT_LBUTTONUP == mouse) {
firing = 0;
}
if (firing == 1) {
if (laserReload <= 0) {
laserReload = 100;
missile = new Laser(gBlue, 100, laserPosition, laserV, 1);
laser = missiles.InsertFront(missile);
}
if (bulletReload <= 0) {
bulletReload = 100;
missile = new Bullet(gRed, 100, bulletPosition, bulletV, 1);
missiles.InsertFront(missile);
}
if (cannonReload <= 0) {
cannonReload = 100;
missile = new Cannon(gGreen, 100, cannonPosition, cannonV, 1);
missiles.InsertFront(missile);
}
}
else if (firing == 0 && laser) {
missiles.Delete(laser);
laser = NULL;
laserReload = 0;
}
MissileNode *node;
node = missiles.getFront();
while(node) {
node->dat->Move(1.0);
node->dat->Draw();
if (!node->dat->CheckInWindow()) {
node = missiles.Delete(node);
} else {
node = node->next;
}
}
if (bulletReload > 0) bulletReload -= 10;
if (cannonReload > 0) cannonReload -= 10;
/*
if(key == FSKEY_UP) printf("UP!!!!\n");
if(key == FSKEY_SPACE) printf("SPACE!!!\n");
if (FsCheckKeyHeldDown()) printf("KEY DOWN!!!\n");
*/
FsSwapBuffers();
FsSleep(25);
}
return 0;
}
